Housing & Real Estate — O'Fallon, Missouri

Overview

Total Housing Units35,553
Occupied34,749
Vacant804
Owner-Occupied27,855
Renter-Occupied6,894
Median Home Value (Census)$326,200
Estimated 2026~$381,000
Median Rent$1,400/mo
Median Property Tax$3,609/yr

Affordability

Home Price to Income RatioN/Ax
Home Affordabilityaffordable
Rent as % of Income15.2%
Severely Rent-Burdened36.0%

Housing Age

Built 2010 or later7,072
Built 2000-200910,946
Built 1990-199911,382
Built before 19601,069
Median Year Built1999
Sources: Census ACS 5-Year 2023; Census ACS 5-Year 2023, B25077; HUD FMR FY2026.